-----Original Message----- From: liulongfang liulongfang@huawei.com Sent: Wednesday, October 16, 2024 2:23 AM To: alex.williamson@redhat.com; jgg@nvidia.com; Shameerali Kolothum Thodi shameerali.kolothum.thodi@huawei.com; Jonathan Cameron jonathan.cameron@huawei.com Cc: kvm@vger.kernel.org; linux-kernel@vger.kernel.org; linuxarm@openeuler.org; liulongfang liulongfang@huawei.com Subject: [PATCH v10 4/4] Documentation: add debugfs description for hisi migration
Add a debugfs document description file to help users understand how to use the hisilicon accelerator live migration driver's debugfs.
Update the file paths that need to be maintained in MAINTAINERS
Signed-off-by: Longfang Liu liulongfang@huawei.com
LGTM:
Reviewed-by: Shameer Kolothum shameerali.kolothum.thodi@huawei.com
Thanks, Shameer
.../ABI/testing/debugfs-hisi-migration | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/ABI/testing/debugfs-hisi-migration
diff --git a/Documentation/ABI/testing/debugfs-hisi-migration b/Documentation/ABI/testing/debugfs-hisi-migration new file mode 100644 index 000000000000..89e4fde5ec6a --- /dev/null +++ b/Documentation/ABI/testing/debugfs-hisi-migration @@ -0,0 +1,25 @@ +What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/dev_data +Date: Oct 2024 +KernelVersion: 6.12 +Contact: Longfang Liu liulongfang@huawei.com +Description: Read the configuration data and some status data
required for device live migration. These data include devicestatus data, queue configuration data, some taskconfiguration
data and device attribute data. The output format of thedata
is defined by the live migration driver.+What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/migf_data +Date: Oct 2024 +KernelVersion: 6.12 +Contact: Longfang Liu liulongfang@huawei.com +Description: Read the data from the last completed live migration.
This data includes the same device status data as in"dev_data".
The migf_data is the dev_data that is migrated.+What: /sys/kernel/debug/vfio/<device>/migration/hisi_acc/cmd_state +Date: Oct 2024 +KernelVersion: 6.12 +Contact: Longfang Liu liulongfang@huawei.com +Description: Used to obtain the device command sending and receiving
channel status. Returns failure or success logs based on theresults.-- 2.24.0